July 2009
CELF^® Preschool-2 Growth Scores and Growth Charts
This document can help you understand more about a child's growth scores and how to use them to quantify improvements in language skills.





May 2009
The ABCs of Psychometrics…Please Read On!
This month Tina Eichstadt, MS CCC-SLP, Product Manager at Pearson, talks about the ABCs of Psychometrics and provides a Psychometrics Primer to download.





April 2009
Monitoring Progress…the Easy (or Easier) Way!
This month Tina Eichstadt, MS CCC-SLP, Product Manager at Pearson, explains growth scores and how to use them.





February 2008
What is your (sample) size?
This month Jeff Evans, MS CCC-SLP, Test Director at Pearson, explains some of the basic considerations for determining how sample sizes are determined for norm-referenced tests.